16431618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:439

約数の個数: 64

約数和(自身を含む): 40320000

約数和(自身を除く): 23888382

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 59, 114, 118, 133, 177, 266, 349, 354, 399, 413, 698, 798, 826, 1047, 1121, 1239, 2094, 2242, 2443, 2478, 3363, 4886, 6631, 6726, 7329, 7847, 13262, 14658, 15694, 19893, 20591, 23541, 39786, 41182, 46417, 47082, 61773, 92834, 123546, 139251, 144137, 278502, 288274, 391229, 432411, 782458, 864822, 1173687, 2347374, 2738603, 5477206, 8215809, 16431618]

約数ペア:

[(1, 16431618), (2, 8215809), (3, 5477206), (6, 2738603), (7, 2347374), (14, 1173687), (19, 864822), (21, 782458), (38, 432411), (42, 391229), (57, 288274), (59, 278502), (114, 144137), (118, 139251), (133, 123546), (177, 92834), (266, 61773), (349, 47082), (354, 46417), (399, 41182), (413, 39786), (698, 23541), (798, 20591), (826, 19893), (1047, 15694), (1121, 14658), (1239, 13262), (2094, 7847), (2242, 7329), (2443, 6726), (2478, 6631), (3363, 4886)]