19418100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{383}}^1$

素因数の和:426

約数の個数: 108

約数和(自身を含む): 60996096

約数和(自身を除く): 41577996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 169, 195, 260, 300, 325, 338, 383, 390, 507, 650, 676, 766, 780, 845, 975, 1014, 1149, 1300, 1532, 1690, 1915, 1950, 2028, 2298, 2535, 3380, 3830, 3900, 4225, 4596, 4979, 5070, 5745, 7660, 8450, 9575, 9958, 10140, 11490, 12675, 14937, 16900, 19150, 19916, 22980, 24895, 25350, 28725, 29874, 38300, 49790, 50700, 57450, 59748, 64727, 74685, 99580, 114900, 124475, 129454, 149370, 194181, 248950, 258908, 298740, 323635, 373425, 388362, 497900, 647270, 746850, 776724, 970905, 1294540, 1493700, 1618175, 1941810, 3236350, 3883620, 4854525, 6472700, 9709050, 19418100]

約数ペア:

[(1, 19418100), (2, 9709050), (3, 6472700), (4, 4854525), (5, 3883620), (6, 3236350), (10, 1941810), (12, 1618175), (13, 1493700), (15, 1294540), (20, 970905), (25, 776724), (26, 746850), (30, 647270), (39, 497900), (50, 388362), (52, 373425), (60, 323635), (65, 298740), (75, 258908), (78, 248950), (100, 194181), (130, 149370), (150, 129454), (156, 124475), (169, 114900), (195, 99580), (260, 74685), (300, 64727), (325, 59748), (338, 57450), (383, 50700), (390, 49790), (507, 38300), (650, 29874), (676, 28725), (766, 25350), (780, 24895), (845, 22980), (975, 19916), (1014, 19150), (1149, 16900), (1300, 14937), (1532, 12675), (1690, 11490), (1915, 10140), (1950, 9958), (2028, 9575), (2298, 8450), (2535, 7660), (3380, 5745), (3830, 5070), (3900, 4979), (4225, 4596)]