1808698768

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{88801}}^1$

素因数の和:88895

約数の個数: 40

約数和(自身を含む): 3743892320

約数和(自身を除く): 1935193552

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 134, 152, 268, 304, 536, 1072, 1273, 2546, 5092, 10184, 20368, 88801, 177602, 355204, 710408, 1420816, 1687219, 3374438, 5949667, 6748876, 11899334, 13497752, 23798668, 26995504, 47597336, 95194672, 113043673, 226087346, 452174692, 904349384, 1808698768]

約数ペア:

[(1, 1808698768), (2, 904349384), (4, 452174692), (8, 226087346), (16, 113043673), (19, 95194672), (38, 47597336), (67, 26995504), (76, 23798668), (134, 13497752), (152, 11899334), (268, 6748876), (304, 5949667), (536, 3374438), (1072, 1687219), (1273, 1420816), (2546, 710408), (5092, 355204), (10184, 177602), (20368, 88801)]