15651896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^2$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 33646200

約数和(自身を除く): 17994304

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 89, 104, 152, 178, 247, 356, 494, 712, 988, 1157, 1691, 1976, 2314, 3382, 4628, 6764, 7921, 9256, 13528, 15842, 21983, 31684, 43966, 63368, 87932, 102973, 150499, 175864, 205946, 300998, 411892, 601996, 823784, 1203992, 1956487, 3912974, 7825948, 15651896]

約数ペア:

[(1, 15651896), (2, 7825948), (4, 3912974), (8, 1956487), (13, 1203992), (19, 823784), (26, 601996), (38, 411892), (52, 300998), (76, 205946), (89, 175864), (104, 150499), (152, 102973), (178, 87932), (247, 63368), (356, 43966), (494, 31684), (712, 21983), (988, 15842), (1157, 13528), (1691, 9256), (1976, 7921), (2314, 6764), (3382, 4628)]