19732304

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:387

約数の個数: 40

約数和(自身を含む): 39461760

約数和(自身を除く): 19729456

約数列:

[1, 2, 4, 8, 16, 67, 79, 134, 158, 233, 268, 316, 466, 536, 632, 932, 1072, 1264, 1864, 3728, 5293, 10586, 15611, 18407, 21172, 31222, 36814, 42344, 62444, 73628, 84688, 124888, 147256, 249776, 294512, 1233269, 2466538, 4933076, 9866152, 19732304]

約数ペア:

[(1, 19732304), (2, 9866152), (4, 4933076), (8, 2466538), (16, 1233269), (67, 294512), (79, 249776), (134, 147256), (158, 124888), (233, 84688), (268, 73628), (316, 62444), (466, 42344), (536, 36814), (632, 31222), (932, 21172), (1072, 18407), (1264, 15611), (1864, 10586), (3728, 5293)]