19645181955

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{7477}}^1$

素因数の和:7953

約数の個数: 96

約数和(自身を含む): 41063193600

約数和(自身を除く): 21418011645

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 439, 665, 855, 1197, 1317, 1995, 2195, 3073, 3951, 5985, 6585, 7477, 8341, 9219, 15365, 19755, 22431, 25023, 27657, 37385, 41705, 46095, 52339, 58387, 67293, 75069, 112155, 125115, 138285, 142063, 157017, 175161, 261695, 291935, 336465, 375345, 426189, 471051, 525483, 710315, 785085, 875805, 994441, 1278567, 2130945, 2355255, 2627415, 2983323, 3282403, 4972205, 6392835, 8949969, 9847209, 14916615, 16412015, 22976821, 29541627, 44749845, 49236045, 62365657, 68930463, 114884105, 147708135, 187096971, 206791389, 311828285, 344652315, 436559599, 561290913, 935484855, 1033956945, 1309678797, 2182797995, 2806454565, 3929036391, 6548393985, 19645181955]

約数ペア:

[(1, 19645181955), (3, 6548393985), (5, 3929036391), (7, 2806454565), (9, 2182797995), (15, 1309678797), (19, 1033956945), (21, 935484855), (35, 561290913), (45, 436559599), (57, 344652315), (63, 311828285), (95, 206791389), (105, 187096971), (133, 147708135), (171, 114884105), (285, 68930463), (315, 62365657), (399, 49236045), (439, 44749845), (665, 29541627), (855, 22976821), (1197, 16412015), (1317, 14916615), (1995, 9847209), (2195, 8949969), (3073, 6392835), (3951, 4972205), (5985, 3282403), (6585, 2983323), (7477, 2627415), (8341, 2355255), (9219, 2130945), (15365, 1278567), (19755, 994441), (22431, 875805), (25023, 785085), (27657, 710315), (37385, 525483), (41705, 471051), (46095, 426189), (52339, 375345), (58387, 336465), (67293, 291935), (75069, 261695), (112155, 175161), (125115, 157017), (138285, 142063)]