18946340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19333}}^1$

素因数の和:19356

約数の個数: 36

約数和(自身を含む): 46285596

約数和(自身を除く): 27339256

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 19333, 38666, 77332, 96665, 135331, 193330, 270662, 386660, 541324, 676655, 947317, 1353310, 1894634, 2706620, 3789268, 4736585, 9473170, 18946340]

約数ペア:

[(1, 18946340), (2, 9473170), (4, 4736585), (5, 3789268), (7, 2706620), (10, 1894634), (14, 1353310), (20, 947317), (28, 676655), (35, 541324), (49, 386660), (70, 270662), (98, 193330), (140, 135331), (196, 96665), (245, 77332), (490, 38666), (980, 19333)]