20178015428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{27067}}^1$

素因数の和:27684

約数の個数: 48

約数和(自身を含む): 39426166080

約数和(自身を除く): 19248150652

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 577, 646, 1154, 1292, 2308, 9809, 10963, 19618, 21926, 27067, 39236, 43852, 54134, 108268, 186371, 372742, 460139, 514273, 745484, 920278, 1028546, 1840556, 2057092, 8742641, 15617659, 17485282, 31235318, 34970564, 62470636, 265500203, 296735521, 531000406, 593471042, 1062000812, 1186942084, 5044503857, 10089007714, 20178015428]

約数ペア:

[(1, 20178015428), (2, 10089007714), (4, 5044503857), (17, 1186942084), (19, 1062000812), (34, 593471042), (38, 531000406), (68, 296735521), (76, 265500203), (323, 62470636), (577, 34970564), (646, 31235318), (1154, 17485282), (1292, 15617659), (2308, 8742641), (9809, 2057092), (10963, 1840556), (19618, 1028546), (21926, 920278), (27067, 745484), (39236, 514273), (43852, 460139), (54134, 372742), (108268, 186371)]