19875684

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 47980800

約数和(自身を除く): 28105116

約数列:

[1, 2, 3, 4, 6, 12, 59, 67, 118, 134, 177, 201, 236, 268, 354, 402, 419, 708, 804, 838, 1257, 1676, 2514, 3953, 5028, 7906, 11859, 15812, 23718, 24721, 28073, 47436, 49442, 56146, 74163, 84219, 98884, 112292, 148326, 168438, 296652, 336876, 1656307, 3312614, 4968921, 6625228, 9937842, 19875684]

約数ペア:

[(1, 19875684), (2, 9937842), (3, 6625228), (4, 4968921), (6, 3312614), (12, 1656307), (59, 336876), (67, 296652), (118, 168438), (134, 148326), (177, 112292), (201, 98884), (236, 84219), (268, 74163), (354, 56146), (402, 49442), (419, 47436), (708, 28073), (804, 24721), (838, 23718), (1257, 15812), (1676, 11859), (2514, 7906), (3953, 5028)]