20577552

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{13829}}^1$

素因数の和:13871

約数の個数: 40

約数和(自身を含む): 54877440

約数和(自身を除く): 34299888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 13829, 27658, 41487, 55316, 82974, 110632, 165948, 221264, 331896, 428699, 663792, 857398, 1286097, 1714796, 2572194, 3429592, 5144388, 6859184, 10288776, 20577552]

約数ペア:

[(1, 20577552), (2, 10288776), (3, 6859184), (4, 5144388), (6, 3429592), (8, 2572194), (12, 1714796), (16, 1286097), (24, 857398), (31, 663792), (48, 428699), (62, 331896), (93, 221264), (124, 165948), (186, 110632), (248, 82974), (372, 55316), (496, 41487), (744, 27658), (1488, 13829)]