19288256

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:361

約数の個数: 56

約数和(自身を含む): 41818560

約数和(自身を除く): 22530304

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 97, 104, 194, 208, 239, 388, 416, 478, 776, 832, 956, 1261, 1552, 1912, 2522, 3104, 3107, 3824, 5044, 6208, 6214, 7648, 10088, 12428, 15296, 20176, 23183, 24856, 40352, 46366, 49712, 80704, 92732, 99424, 185464, 198848, 301379, 370928, 602758, 741856, 1205516, 1483712, 2411032, 4822064, 9644128, 19288256]

約数ペア:

[(1, 19288256), (2, 9644128), (4, 4822064), (8, 2411032), (13, 1483712), (16, 1205516), (26, 741856), (32, 602758), (52, 370928), (64, 301379), (97, 198848), (104, 185464), (194, 99424), (208, 92732), (239, 80704), (388, 49712), (416, 46366), (478, 40352), (776, 24856), (832, 23183), (956, 20176), (1261, 15296), (1552, 12428), (1912, 10088), (2522, 7648), (3104, 6214), (3107, 6208), (3824, 5044)]