19421190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6961}}^1$

素因数の和:7005

約数の個数: 48

約数和(自身を含む): 52131456

約数和(自身を除く): 32710266

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 6961, 13922, 20883, 34805, 41766, 62649, 69610, 104415, 125298, 208830, 215791, 313245, 431582, 626490, 647373, 1078955, 1294746, 1942119, 2157910, 3236865, 3884238, 6473730, 9710595, 19421190]

約数ペア:

[(1, 19421190), (2, 9710595), (3, 6473730), (5, 3884238), (6, 3236865), (9, 2157910), (10, 1942119), (15, 1294746), (18, 1078955), (30, 647373), (31, 626490), (45, 431582), (62, 313245), (90, 215791), (93, 208830), (155, 125298), (186, 104415), (279, 69610), (310, 62649), (465, 41766), (558, 34805), (930, 20883), (1395, 13922), (2790, 6961)]