19404630

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{10267}}^1$

素因数の和:10290

約数の個数: 64

約数和(自身を含む): 59143680

約数和(自身を除く): 39739050

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 10267, 20534, 30801, 51335, 61602, 71869, 92403, 102670, 143738, 154005, 184806, 215607, 277209, 308010, 359345, 431214, 462015, 554418, 646821, 718690, 924030, 1078035, 1293642, 1386045, 1940463, 2156070, 2772090, 3234105, 3880926, 6468210, 9702315, 19404630]

約数ペア:

[(1, 19404630), (2, 9702315), (3, 6468210), (5, 3880926), (6, 3234105), (7, 2772090), (9, 2156070), (10, 1940463), (14, 1386045), (15, 1293642), (18, 1078035), (21, 924030), (27, 718690), (30, 646821), (35, 554418), (42, 462015), (45, 431214), (54, 359345), (63, 308010), (70, 277209), (90, 215607), (105, 184806), (126, 154005), (135, 143738), (189, 102670), (210, 92403), (270, 71869), (315, 61602), (378, 51335), (630, 30801), (945, 20534), (1890, 10267)]