31379007488

素因数分解:

$2^{11}\times {\mathrm{31}}^1\times {\mathrm{494251}}^1$

素因数の和:494304

約数の個数: 48

約数和(自身を含む): 64766782080

約数和(自身を除く): 33387774592

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 2048, 3968, 7936, 15872, 31744, 63488, 494251, 988502, 1977004, 3954008, 7908016, 15321781, 15816032, 30643562, 31632064, 61287124, 63264128, 122574248, 126528256, 245148496, 253056512, 490296992, 506113024, 980593984, 1012226048, 1961187968, 3922375936, 7844751872, 15689503744, 31379007488]

約数ペア:

[(1, 31379007488), (2, 15689503744), (4, 7844751872), (8, 3922375936), (16, 1961187968), (31, 1012226048), (32, 980593984), (62, 506113024), (64, 490296992), (124, 253056512), (128, 245148496), (248, 126528256), (256, 122574248), (496, 63264128), (512, 61287124), (992, 31632064), (1024, 30643562), (1984, 15816032), (2048, 15321781), (3968, 7908016), (7936, 3954008), (15872, 1977004), (31744, 988502), (63488, 494251)]