19439850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{359}}^1$

素因数の和:412

約数の個数: 72

約数和(自身を含む): 51023520

約数和(自身を除く): 31583670

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 150, 190, 285, 359, 361, 475, 570, 718, 722, 950, 1077, 1083, 1425, 1795, 1805, 2154, 2166, 2850, 3590, 3610, 5385, 5415, 6821, 8975, 9025, 10770, 10830, 13642, 17950, 18050, 20463, 26925, 27075, 34105, 40926, 53850, 54150, 68210, 102315, 129599, 170525, 204630, 259198, 341050, 388797, 511575, 647995, 777594, 1023150, 1295990, 1943985, 3239975, 3887970, 6479950, 9719925, 19439850]

約数ペア:

[(1, 19439850), (2, 9719925), (3, 6479950), (5, 3887970), (6, 3239975), (10, 1943985), (15, 1295990), (19, 1023150), (25, 777594), (30, 647995), (38, 511575), (50, 388797), (57, 341050), (75, 259198), (95, 204630), (114, 170525), (150, 129599), (190, 102315), (285, 68210), (359, 54150), (361, 53850), (475, 40926), (570, 34105), (718, 27075), (722, 26925), (950, 20463), (1077, 18050), (1083, 17950), (1425, 13642), (1795, 10830), (1805, 10770), (2154, 9025), (2166, 8975), (2850, 6821), (3590, 5415), (3610, 5385)]