20194307536

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{49459}}^1$

素因数の和:49644

約数の個数: 60

約数和(自身を含む): 42649160160

約数和(自身を除く): 22454852624

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 151, 169, 208, 302, 338, 604, 676, 1208, 1352, 1963, 2416, 2704, 3926, 7852, 15704, 25519, 31408, 49459, 51038, 98918, 102076, 197836, 204152, 395672, 408304, 642967, 791344, 1285934, 2571868, 5143736, 7468309, 8358571, 10287472, 14936618, 16717142, 29873236, 33434284, 59746472, 66868568, 97088017, 119492944, 133737136, 194176034, 388352068, 776704136, 1262144221, 1553408272, 2524288442, 5048576884, 10097153768, 20194307536]

約数ペア:

[(1, 20194307536), (2, 10097153768), (4, 5048576884), (8, 2524288442), (13, 1553408272), (16, 1262144221), (26, 776704136), (52, 388352068), (104, 194176034), (151, 133737136), (169, 119492944), (208, 97088017), (302, 66868568), (338, 59746472), (604, 33434284), (676, 29873236), (1208, 16717142), (1352, 14936618), (1963, 10287472), (2416, 8358571), (2704, 7468309), (3926, 5143736), (7852, 2571868), (15704, 1285934), (25519, 791344), (31408, 642967), (49459, 408304), (51038, 395672), (98918, 204152), (102076, 197836)]