19419816

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{929}}^1$

素因数の和:1018

約数の個数: 64

約数和(自身を含む): 53121600

約数和(自身を除く): 33701784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 67, 78, 104, 134, 156, 201, 268, 312, 402, 536, 804, 871, 929, 1608, 1742, 1858, 2613, 2787, 3484, 3716, 5226, 5574, 6968, 7432, 10452, 11148, 12077, 20904, 22296, 24154, 36231, 48308, 62243, 72462, 96616, 124486, 144924, 186729, 248972, 289848, 373458, 497944, 746916, 809159, 1493832, 1618318, 2427477, 3236636, 4854954, 6473272, 9709908, 19419816]

約数ペア:

[(1, 19419816), (2, 9709908), (3, 6473272), (4, 4854954), (6, 3236636), (8, 2427477), (12, 1618318), (13, 1493832), (24, 809159), (26, 746916), (39, 497944), (52, 373458), (67, 289848), (78, 248972), (104, 186729), (134, 144924), (156, 124486), (201, 96616), (268, 72462), (312, 62243), (402, 48308), (536, 36231), (804, 24154), (871, 22296), (929, 20904), (1608, 12077), (1742, 11148), (1858, 10452), (2613, 7432), (2787, 6968), (3484, 5574), (3716, 5226)]