2019918390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{43133}}^1$

素因数の和:43373

約数の個数: 64

約数和(自身を含む): 5565321216

約数和(自身を除く): 3545402826

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 223, 446, 669, 1115, 1338, 1561, 2230, 3122, 3345, 4683, 6690, 7805, 9366, 15610, 23415, 43133, 46830, 86266, 129399, 215665, 258798, 301931, 431330, 603862, 646995, 905793, 1293990, 1509655, 1811586, 3019310, 4528965, 9057930, 9618659, 19237318, 28855977, 48093295, 57711954, 67330613, 96186590, 134661226, 144279885, 201991839, 288559770, 336653065, 403983678, 673306130, 1009959195, 2019918390]

約数ペア:

[(1, 2019918390), (2, 1009959195), (3, 673306130), (5, 403983678), (6, 336653065), (7, 288559770), (10, 201991839), (14, 144279885), (15, 134661226), (21, 96186590), (30, 67330613), (35, 57711954), (42, 48093295), (70, 28855977), (105, 19237318), (210, 9618659), (223, 9057930), (446, 4528965), (669, 3019310), (1115, 1811586), (1338, 1509655), (1561, 1293990), (2230, 905793), (3122, 646995), (3345, 603862), (4683, 431330), (6690, 301931), (7805, 258798), (9366, 215665), (15610, 129399), (23415, 86266), (43133, 46830)]