18807878916

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{3055211}}^1$

素因数の和:3055246

約数の個数: 60

約数和(自身を含む): 51755291280

約数和(自身を除く): 32947412364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 513, 684, 1026, 1539, 2052, 3078, 6156, 3055211, 6110422, 9165633, 12220844, 18331266, 27496899, 36662532, 54993798, 58049009, 82490697, 109987596, 116098018, 164981394, 174147027, 232196036, 247472091, 329962788, 348294054, 494944182, 522441081, 696588108, 989888364, 1044882162, 1567323243, 2089764324, 3134646486, 4701969729, 6269292972, 9403939458, 18807878916]

約数ペア:

[(1, 18807878916), (2, 9403939458), (3, 6269292972), (4, 4701969729), (6, 3134646486), (9, 2089764324), (12, 1567323243), (18, 1044882162), (19, 989888364), (27, 696588108), (36, 522441081), (38, 494944182), (54, 348294054), (57, 329962788), (76, 247472091), (81, 232196036), (108, 174147027), (114, 164981394), (162, 116098018), (171, 109987596), (228, 82490697), (324, 58049009), (342, 54993798), (513, 36662532), (684, 27496899), (1026, 18331266), (1539, 12220844), (2052, 9165633), (3078, 6110422), (6156, 3055211)]