20173985228

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1\times {\mathrm{2423}}^1$

素因数の和:3122

約数の個数: 48

約数和(自身を含む): 36698526144

約数和(自身を除く): 16524540916

約数列:

[1, 2, 4, 37, 74, 101, 148, 202, 404, 557, 1114, 2228, 2423, 3737, 4846, 7474, 9692, 14948, 20609, 41218, 56257, 82436, 89651, 112514, 179302, 225028, 244723, 358604, 489446, 978892, 1349611, 2081509, 2699222, 4163018, 5398444, 8326036, 9054751, 18109502, 36219004, 49935607, 99871214, 136310711, 199742428, 272621422, 545242844, 5043496307, 10086992614, 20173985228]

約数ペア:

[(1, 20173985228), (2, 10086992614), (4, 5043496307), (37, 545242844), (74, 272621422), (101, 199742428), (148, 136310711), (202, 99871214), (404, 49935607), (557, 36219004), (1114, 18109502), (2228, 9054751), (2423, 8326036), (3737, 5398444), (4846, 4163018), (7474, 2699222), (9692, 2081509), (14948, 1349611), (20609, 978892), (41218, 489446), (56257, 358604), (82436, 244723), (89651, 225028), (112514, 179302)]