19485944

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7541}}^1$

素因数の和:7583

約数の個数: 32

約数和(自身を含む): 40726800

約数和(自身を除く): 21240856

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 7541, 15082, 30164, 60328, 128197, 143279, 256394, 286558, 512788, 573116, 1025576, 1146232, 2435743, 4871486, 9742972, 19485944]

約数ペア:

[(1, 19485944), (2, 9742972), (4, 4871486), (8, 2435743), (17, 1146232), (19, 1025576), (34, 573116), (38, 512788), (68, 286558), (76, 256394), (136, 143279), (152, 128197), (323, 60328), (646, 30164), (1292, 15082), (2584, 7541)]