20151543952

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{188459}}^1$

素因数の和:188671

約数の個数: 40

約数和(自身を含む): 40241486880

約数和(自身を除く): 20089942928

約数列:

[1, 2, 4, 8, 16, 41, 82, 163, 164, 326, 328, 652, 656, 1304, 2608, 6683, 13366, 26732, 53464, 106928, 188459, 376918, 753836, 1507672, 3015344, 7726819, 15453638, 30718817, 30907276, 61437634, 61814552, 122875268, 123629104, 245750536, 491501072, 1259471497, 2518942994, 5037885988, 10075771976, 20151543952]

約数ペア:

[(1, 20151543952), (2, 10075771976), (4, 5037885988), (8, 2518942994), (16, 1259471497), (41, 491501072), (82, 245750536), (163, 123629104), (164, 122875268), (326, 61814552), (328, 61437634), (652, 30907276), (656, 30718817), (1304, 15453638), (2608, 7726819), (6683, 3015344), (13366, 1507672), (26732, 753836), (53464, 376918), (106928, 188459)]