20148638408

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{307}}^1\times {\mathrm{28387}}^1$

素因数の和:28734

約数の個数: 48

約数和(自身を含む): 40263835920

約数和(自身を除く): 20115197512

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 307, 578, 614, 1156, 1228, 2312, 2456, 5219, 10438, 20876, 28387, 41752, 56774, 88723, 113548, 177446, 227096, 354892, 482579, 709784, 965158, 1930316, 3860632, 8203843, 8714809, 16407686, 17429618, 32815372, 34859236, 65630744, 69718472, 148151753, 296303506, 592607012, 1185214024, 2518579801, 5037159602, 10074319204, 20148638408]

約数ペア:

[(1, 20148638408), (2, 10074319204), (4, 5037159602), (8, 2518579801), (17, 1185214024), (34, 592607012), (68, 296303506), (136, 148151753), (289, 69718472), (307, 65630744), (578, 34859236), (614, 32815372), (1156, 17429618), (1228, 16407686), (2312, 8714809), (2456, 8203843), (5219, 3860632), (10438, 1930316), (20876, 965158), (28387, 709784), (41752, 482579), (56774, 354892), (88723, 227096), (113548, 177446)]