19291250768

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{3989}}^1$

素因数の和:4212

約数の個数: 80

約数和(自身を含む): 39184992000

約数和(自身を除く): 19893741232

約数列:

[1, 2, 4, 8, 16, 47, 59, 94, 109, 118, 188, 218, 236, 376, 436, 472, 752, 872, 944, 1744, 2773, 3989, 5123, 5546, 6431, 7978, 10246, 11092, 12862, 15956, 20492, 22184, 25724, 31912, 40984, 44368, 51448, 63824, 81968, 102896, 187483, 235351, 302257, 374966, 434801, 470702, 604514, 749932, 869602, 941404, 1209028, 1499864, 1739204, 1882808, 2418056, 2999728, 3478408, 3765616, 4836112, 6956816, 11061497, 20435647, 22122994, 25653259, 40871294, 44245988, 51306518, 81742588, 88491976, 102613036, 163485176, 176983952, 205226072, 326970352, 410452144, 1205703173, 2411406346, 4822812692, 9645625384, 19291250768]

約数ペア:

[(1, 19291250768), (2, 9645625384), (4, 4822812692), (8, 2411406346), (16, 1205703173), (47, 410452144), (59, 326970352), (94, 205226072), (109, 176983952), (118, 163485176), (188, 102613036), (218, 88491976), (236, 81742588), (376, 51306518), (436, 44245988), (472, 40871294), (752, 25653259), (872, 22122994), (944, 20435647), (1744, 11061497), (2773, 6956816), (3989, 4836112), (5123, 3765616), (5546, 3478408), (6431, 2999728), (7978, 2418056), (10246, 1882808), (11092, 1739204), (12862, 1499864), (15956, 1209028), (20492, 941404), (22184, 869602), (25724, 749932), (31912, 604514), (40984, 470702), (44368, 434801), (51448, 374966), (63824, 302257), (81968, 235351), (102896, 187483)]