19118940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1$

素因数の和:603

約数の個数: 96

約数和(自身を含む): 58275840

約数和(自身を除く): 39156900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 57, 60, 62, 76, 93, 95, 114, 124, 155, 186, 190, 228, 285, 310, 372, 380, 465, 541, 570, 589, 620, 930, 1082, 1140, 1178, 1623, 1767, 1860, 2164, 2356, 2705, 2945, 3246, 3534, 5410, 5890, 6492, 7068, 8115, 8835, 10279, 10820, 11780, 16230, 16771, 17670, 20558, 30837, 32460, 33542, 35340, 41116, 50313, 51395, 61674, 67084, 83855, 100626, 102790, 123348, 154185, 167710, 201252, 205580, 251565, 308370, 318649, 335420, 503130, 616740, 637298, 955947, 1006260, 1274596, 1593245, 1911894, 3186490, 3823788, 4779735, 6372980, 9559470, 19118940]

約数ペア:

[(1, 19118940), (2, 9559470), (3, 6372980), (4, 4779735), (5, 3823788), (6, 3186490), (10, 1911894), (12, 1593245), (15, 1274596), (19, 1006260), (20, 955947), (30, 637298), (31, 616740), (38, 503130), (57, 335420), (60, 318649), (62, 308370), (76, 251565), (93, 205580), (95, 201252), (114, 167710), (124, 154185), (155, 123348), (186, 102790), (190, 100626), (228, 83855), (285, 67084), (310, 61674), (372, 51395), (380, 50313), (465, 41116), (541, 35340), (570, 33542), (589, 32460), (620, 30837), (930, 20558), (1082, 17670), (1140, 16771), (1178, 16230), (1623, 11780), (1767, 10820), (1860, 10279), (2164, 8835), (2356, 8115), (2705, 7068), (2945, 6492), (3246, 5890), (3534, 5410)]