19247696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:160

約数の個数: 80

約数和(自身を含む): 42945168

約数和(自身を除く): 23697472

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 41, 52, 61, 74, 82, 104, 122, 148, 164, 208, 244, 296, 328, 481, 488, 533, 592, 656, 793, 962, 976, 1066, 1517, 1586, 1924, 2132, 2257, 2501, 3034, 3172, 3848, 4264, 4514, 5002, 6068, 6344, 7696, 8528, 9028, 10004, 12136, 12688, 18056, 19721, 20008, 24272, 29341, 32513, 36112, 39442, 40016, 58682, 65026, 78884, 92537, 117364, 130052, 157768, 185074, 234728, 260104, 315536, 370148, 469456, 520208, 740296, 1202981, 1480592, 2405962, 4811924, 9623848, 19247696]

約数ペア:

[(1, 19247696), (2, 9623848), (4, 4811924), (8, 2405962), (13, 1480592), (16, 1202981), (26, 740296), (37, 520208), (41, 469456), (52, 370148), (61, 315536), (74, 260104), (82, 234728), (104, 185074), (122, 157768), (148, 130052), (164, 117364), (208, 92537), (244, 78884), (296, 65026), (328, 58682), (481, 40016), (488, 39442), (533, 36112), (592, 32513), (656, 29341), (793, 24272), (962, 20008), (976, 19721), (1066, 18056), (1517, 12688), (1586, 12136), (1924, 10004), (2132, 9028), (2257, 8528), (2501, 7696), (3034, 6344), (3172, 6068), (3848, 5002), (4264, 4514)]