22011728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1187}}^1$

素因数の和:1275

約数の個数: 40

約数和(自身を含む): 45666720

約数和(自身を除く): 23654992

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 1187, 2318, 2374, 4636, 4748, 9272, 9496, 18544, 18992, 22553, 45106, 72407, 90212, 144814, 180424, 289628, 360848, 579256, 1158512, 1375733, 2751466, 5502932, 11005864, 22011728]

約数ペア:

[(1, 22011728), (2, 11005864), (4, 5502932), (8, 2751466), (16, 1375733), (19, 1158512), (38, 579256), (61, 360848), (76, 289628), (122, 180424), (152, 144814), (244, 90212), (304, 72407), (488, 45106), (976, 22553), (1159, 18992), (1187, 18544), (2318, 9496), (2374, 9272), (4636, 4748)]