20120287328

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{751}}^1\times {\mathrm{7681}}^1$

素因数の和:8551

約数の個数: 48

約数和(自身を含む): 40033667520

約数和(自身を除く): 19913380192

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 751, 872, 1502, 1744, 3004, 3488, 6008, 7681, 12016, 15362, 24032, 30724, 61448, 81859, 122896, 163718, 245792, 327436, 654872, 837229, 1309744, 1674458, 2619488, 3348916, 5768431, 6697832, 11536862, 13395664, 23073724, 26791328, 46147448, 92294896, 184589792, 628758979, 1257517958, 2515035916, 5030071832, 10060143664, 20120287328]

約数ペア:

[(1, 20120287328), (2, 10060143664), (4, 5030071832), (8, 2515035916), (16, 1257517958), (32, 628758979), (109, 184589792), (218, 92294896), (436, 46147448), (751, 26791328), (872, 23073724), (1502, 13395664), (1744, 11536862), (3004, 6697832), (3488, 5768431), (6008, 3348916), (7681, 2619488), (12016, 1674458), (15362, 1309744), (24032, 837229), (30724, 654872), (61448, 327436), (81859, 245792), (122896, 163718)]