19400992

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:485

約数の個数: 48

約数和(自身を含む): 41542200

約数和(自身を除く): 22141208

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 149, 208, 298, 313, 416, 596, 626, 1192, 1252, 1937, 2384, 2504, 3874, 4069, 4768, 5008, 7748, 8138, 10016, 15496, 16276, 30992, 32552, 46637, 61984, 65104, 93274, 130208, 186548, 373096, 606281, 746192, 1212562, 1492384, 2425124, 4850248, 9700496, 19400992]

約数ペア:

[(1, 19400992), (2, 9700496), (4, 4850248), (8, 2425124), (13, 1492384), (16, 1212562), (26, 746192), (32, 606281), (52, 373096), (104, 186548), (149, 130208), (208, 93274), (298, 65104), (313, 61984), (416, 46637), (596, 32552), (626, 30992), (1192, 16276), (1252, 15496), (1937, 10016), (2384, 8138), (2504, 7748), (3874, 5008), (4069, 4768)]