20354952584

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{15277}}^1$

素因数の和:15498

約数の個数: 64

約数和(自身を含む): 41234099760

約数和(自身を除く): 20879147176

約数列:

[1, 2, 4, 8, 17, 34, 68, 97, 101, 136, 194, 202, 388, 404, 776, 808, 1649, 1717, 3298, 3434, 6596, 6868, 9797, 13192, 13736, 15277, 19594, 30554, 39188, 61108, 78376, 122216, 166549, 259709, 333098, 519418, 666196, 1038836, 1332392, 1481869, 1542977, 2077672, 2963738, 3085954, 5927476, 6171908, 11854952, 12343816, 25191773, 26230609, 50383546, 52461218, 100767092, 104922436, 149668769, 201534184, 209844872, 299337538, 598675076, 1197350152, 2544369073, 5088738146, 10177476292, 20354952584]

約数ペア:

[(1, 20354952584), (2, 10177476292), (4, 5088738146), (8, 2544369073), (17, 1197350152), (34, 598675076), (68, 299337538), (97, 209844872), (101, 201534184), (136, 149668769), (194, 104922436), (202, 100767092), (388, 52461218), (404, 50383546), (776, 26230609), (808, 25191773), (1649, 12343816), (1717, 11854952), (3298, 6171908), (3434, 5927476), (6596, 3085954), (6868, 2963738), (9797, 2077672), (13192, 1542977), (13736, 1481869), (15277, 1332392), (19594, 1038836), (30554, 666196), (39188, 519418), (61108, 333098), (78376, 259709), (122216, 166549)]