19640304

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:215

約数の個数: 120

約数和(自身を含む): 59540832

約数和(自身を除く): 39900528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 71, 72, 102, 113, 136, 142, 144, 153, 204, 213, 226, 272, 284, 306, 339, 408, 426, 452, 568, 612, 639, 678, 816, 852, 904, 1017, 1136, 1207, 1224, 1278, 1356, 1704, 1808, 1921, 2034, 2414, 2448, 2556, 2712, 3408, 3621, 3842, 4068, 4828, 5112, 5424, 5763, 7242, 7684, 8023, 8136, 9656, 10224, 10863, 11526, 14484, 15368, 16046, 16272, 17289, 19312, 21726, 23052, 24069, 28968, 30736, 32092, 34578, 43452, 46104, 48138, 57936, 64184, 69156, 72207, 86904, 92208, 96276, 128368, 136391, 138312, 144414, 173808, 192552, 272782, 276624, 288828, 385104, 409173, 545564, 577656, 818346, 1091128, 1155312, 1227519, 1636692, 2182256, 2455038, 3273384, 4910076, 6546768, 9820152, 19640304]

約数ペア:

[(1, 19640304), (2, 9820152), (3, 6546768), (4, 4910076), (6, 3273384), (8, 2455038), (9, 2182256), (12, 1636692), (16, 1227519), (17, 1155312), (18, 1091128), (24, 818346), (34, 577656), (36, 545564), (48, 409173), (51, 385104), (68, 288828), (71, 276624), (72, 272782), (102, 192552), (113, 173808), (136, 144414), (142, 138312), (144, 136391), (153, 128368), (204, 96276), (213, 92208), (226, 86904), (272, 72207), (284, 69156), (306, 64184), (339, 57936), (408, 48138), (426, 46104), (452, 43452), (568, 34578), (612, 32092), (639, 30736), (678, 28968), (816, 24069), (852, 23052), (904, 21726), (1017, 19312), (1136, 17289), (1207, 16272), (1224, 16046), (1278, 15368), (1356, 14484), (1704, 11526), (1808, 10863), (1921, 10224), (2034, 9656), (2414, 8136), (2448, 8023), (2556, 7684), (2712, 7242), (3408, 5763), (3621, 5424), (3842, 5112), (4068, 4828)]