20797439742

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1\times {\mathrm{439}}^1$

素因数の和:799

約数の個数: 128

約数和(自身を含む): 48201753600

約数和(自身を除く): 27404313858

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 131, 181, 222, 262, 333, 362, 393, 439, 543, 666, 786, 878, 999, 1086, 1179, 1317, 1629, 1998, 2358, 2634, 3258, 3537, 3951, 4847, 4887, 6697, 7074, 7902, 9694, 9774, 11853, 13394, 14541, 16243, 20091, 23706, 23711, 29082, 32486, 40182, 43623, 47422, 48729, 57509, 60273, 71133, 79459, 87246, 97458, 115018, 120546, 130869, 142266, 146187, 158918, 172527, 180819, 213399, 238377, 261738, 292374, 345054, 361638, 426798, 438561, 476754, 517581, 640197, 715131, 877122, 877307, 1035162, 1280394, 1430262, 1552743, 1754614, 2127833, 2145393, 2631921, 2939983, 3105486, 4255666, 4290786, 5263842, 5879966, 6383499, 7895763, 8819949, 10409129, 12766998, 15791526, 17639898, 19150497, 20818258, 23687289, 26459847, 31227387, 38300994, 47374578, 52919694, 57451491, 62454774, 79379541, 93682161, 114902982, 158759082, 187364322, 281046483, 385137773, 562092966, 770275546, 1155413319, 2310826638, 3466239957, 6932479914, 10398719871, 20797439742]

約数ペア:

[(1, 20797439742), (2, 10398719871), (3, 6932479914), (6, 3466239957), (9, 2310826638), (18, 1155413319), (27, 770275546), (37, 562092966), (54, 385137773), (74, 281046483), (111, 187364322), (131, 158759082), (181, 114902982), (222, 93682161), (262, 79379541), (333, 62454774), (362, 57451491), (393, 52919694), (439, 47374578), (543, 38300994), (666, 31227387), (786, 26459847), (878, 23687289), (999, 20818258), (1086, 19150497), (1179, 17639898), (1317, 15791526), (1629, 12766998), (1998, 10409129), (2358, 8819949), (2634, 7895763), (3258, 6383499), (3537, 5879966), (3951, 5263842), (4847, 4290786), (4887, 4255666), (6697, 3105486), (7074, 2939983), (7902, 2631921), (9694, 2145393), (9774, 2127833), (11853, 1754614), (13394, 1552743), (14541, 1430262), (16243, 1280394), (20091, 1035162), (23706, 877307), (23711, 877122), (29082, 715131), (32486, 640197), (40182, 517581), (43623, 476754), (47422, 438561), (48729, 426798), (57509, 361638), (60273, 345054), (71133, 292374), (79459, 261738), (87246, 238377), (97458, 213399), (115018, 180819), (120546, 172527), (130869, 158918), (142266, 146187)]