20193516255

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{757}}^1$

素因数の和:989

約数の個数: 128

約数和(自身を含む): 38002360320

約数和(自身を除く): 17808844065

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 67, 95, 127, 165, 201, 209, 285, 335, 381, 627, 635, 737, 757, 1005, 1045, 1273, 1397, 1905, 2211, 2271, 2413, 3135, 3685, 3785, 3819, 4191, 6365, 6985, 7239, 8327, 8509, 11055, 11355, 12065, 14003, 14383, 19095, 20955, 24981, 25527, 26543, 36195, 41635, 42009, 42545, 43149, 50719, 70015, 71915, 79629, 93599, 96139, 124905, 127635, 132715, 152157, 158213, 161671, 210045, 215745, 253595, 280797, 288417, 398145, 467995, 474639, 480695, 485013, 557909, 760785, 791065, 808355, 963661, 1057529, 1403985, 1442085, 1673727, 1778381, 1826641, 2373195, 2425065, 2789545, 2890983, 3172587, 4818305, 5287645, 5335143, 5479923, 6441313, 8368635, 8891905, 9133205, 10600271, 14454915, 15862935, 19323939, 20093051, 26675715, 27399615, 31800813, 32206565, 53001355, 60279153, 70854443, 96619695, 100465255, 122384947, 159004065, 212563329, 301395765, 354272215, 367154841, 611924735, 1062816645, 1346234417, 1835774205, 4038703251, 6731172085, 20193516255]

約数ペア:

[(1, 20193516255), (3, 6731172085), (5, 4038703251), (11, 1835774205), (15, 1346234417), (19, 1062816645), (33, 611924735), (55, 367154841), (57, 354272215), (67, 301395765), (95, 212563329), (127, 159004065), (165, 122384947), (201, 100465255), (209, 96619695), (285, 70854443), (335, 60279153), (381, 53001355), (627, 32206565), (635, 31800813), (737, 27399615), (757, 26675715), (1005, 20093051), (1045, 19323939), (1273, 15862935), (1397, 14454915), (1905, 10600271), (2211, 9133205), (2271, 8891905), (2413, 8368635), (3135, 6441313), (3685, 5479923), (3785, 5335143), (3819, 5287645), (4191, 4818305), (6365, 3172587), (6985, 2890983), (7239, 2789545), (8327, 2425065), (8509, 2373195), (11055, 1826641), (11355, 1778381), (12065, 1673727), (14003, 1442085), (14383, 1403985), (19095, 1057529), (20955, 963661), (24981, 808355), (25527, 791065), (26543, 760785), (36195, 557909), (41635, 485013), (42009, 480695), (42545, 474639), (43149, 467995), (50719, 398145), (70015, 288417), (71915, 280797), (79629, 253595), (93599, 215745), (96139, 210045), (124905, 161671), (127635, 158213), (132715, 152157)]